SEI to Announce Third-Quarter Earnings on Wednesday, October 19, 2011

Public Invited to Monitor Conference Call at 2:00 P.M. ET

OAKS, PA -- (MARKET WIRE) -- 10/12/11 -- SEI Investments Company (NASDAQ: SEIC) announced today that it intends to release third-quarter earnings on Wednesday, October 19, 2011, before the markets open. The company will also hold a conference call to discuss these financial results beginning at 2:00 p.m. ET.

The public is invited to listen to the call at www.seic.com/investors or at www.earnings.com, a service of Thomson StreetEvents. The live webcast may also be accessed at numerous financial services sections of websites such as AOL and Yahoo Finance.

Replays will be available shortly after the end of the call at the above websites and also at (USA) 800-475-6701; (International) 320-365-3844; Access Code: 220311.

About SEI
SEI (NASDAQ: SEIC) is a leading global provider of investment processing, fund processing, and investment management business outsourcing solutions that help corporations, financial institutions, financial advisors, and ultra-high-net-worth families create and manage wealth. As of June 30, 2011, through its subsidiaries and partnerships in which the company has a significant interest, SEI manages or administers $430 billion in mutual fund and pooled assets or separately managed assets, including $180 billion in assets under management and $250 billion in client assets under administration. For more information, visit www.seic.com.

Investor Contact:
Murray Louis
SEI
+ 1 610-676-1932
mlouis@seic.com

Media Contact:
Dana Grosser
SEI
+ 1 610-676-2459
dgrosser@seic.com

Source: SEI